CSR

Source: https://www.thomas-krenn.com/de/wiki/Openssl_Multi-Domain_CSR_erstellen

Step 1: Create a config file

Step 2: Create private key

openssl genrsa -out example.com.key 2048

Step 3: Create CSR

openssl req -new -out example.com.csr -key example.com.key -config example.com.conf